nested exception is org.apache.ibatis.binding.BindingException: Invalid boun

查看target目录下是否有mapper对应的xml文件，如果没有，在pom文件中添加如下信息：

<build>

  <resources>
    <resource>
      <directory>src/main/java</directory>
      <includes>
        <include>**/*.properties</include>
        <include>**/*.xml</include>
      </includes>
      <filtering>false</filtering>
    </resource>
  </resources>

</build>